Changzhou Sound Dragon Electronics and Acoustics Co., Ltd. (Sound Dragon) was established in 1968 and reconstructed as a private enterprise in 1997. It has fixed assets of RMB 80 million and covers an area of over 20,000 square meters. Sound Dragon focuses on designing, manufacturing, selling professional audio products, emphasizes quality control and holds ISO9001, ISO14001 and ISO/TS16949 Quality System C...